PS-2000B Series User Manual
A–3
Appendices
A.1.3 Interrupt Map
Hardware Interrupt List
The "*" mark indicates that, depending on the customer's settings,
the following devices are automatically allocated as Plug and Play
devices.
Display Controller
SMBus Controller
Multimedia Device
Network Controller
USB Controller
DMA Channel List
Description
NMI Parity Error or I/O Channel Check
IRQ 0 Timer (in the Chipset)
1 Keyboard
2 Cascade from Controller 2
3 Serial Port 2 (COM2): General Use Port
4 Serial Port 1 (COM2): General Use Port
5 Available for users *
6 Floppy Disk Controller
7 Available for users *
8 Real Time Clock
9 Available for users *
10 Serial Port 4 (COM4): General Use Port
11 Serial Port 3 (COM3): General Use Port
12 PS/2 Mouse
13 Numeric Data Processor
14 Hard Disk (IDE)
15 Hard Disk (IDE)
Description
DMA 0
1
2 Floppy disk controller
3
4 Cascade to controller 1
5
6
7
For 8-bit transmission
For 16-bit transmission
The interrupts and DMA channel will change depending on the
PCI/ISA features available.